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390 views

1 answer

c# - launch AddHostedService services in parallel

In an .NET Core 3.1 (Console) application, is there a way to launch services, added by AddHostedService in parallel? ... {...} public class ContosoService : IHostedService {...}...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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284 views

1 answer

android - Use Expo on Termux - Ctrl + C on Error Screen

I have configured NodeJS and Expo in Termux on my Android cellphone. It worked prefectly, I can develop apps in React Native with ... why this happen or if there's a fix for it?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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147 views

1 answer

python - How to increment numbers in filenames for multiple files without overwriting?

I was trying to rename the files using Python, but I got an unexpected result. I was renaming 10 files but in the end ... Finder there are only five files. How to fix the problem?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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594 views

1 answer

protocol buffers - protobuf data to avro in python

I have data which is in protobuf format and im able to parse read,convert to json,dict in ... ProcessorLogProto() log.ParseFromString(finalbunary) jsonObj = MessageToJson(log)...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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436 views

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vue.js - Vuex : token doesn't stored in local storage

I have this store in Vue App using vuex : import Vue from 'vue' import Vuex from 'vuex' import axios from 'axios' ... , but when I refresh the page the state is null again....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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173 views

1 answer

python - How to decouple a class from it's attributes when the methods of the attributes need to modify state of the owning class?

How do I decouple a class from its attributes when methods of the attributes need to modify the state of the owning class? ... in a more strongly typed way to try and avoid bugs....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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360 views

1 answer

plot - How to get bivariate normal contour values from a non-random sample in R?

I have some trajectory points from an experiment I conducted (see red points below.) What I would like to do is to obtain ... I actually would like the means to be about 0.5 each....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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308 views

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c++ - How do I install SDL2 on Fedora 33 on Eclipse Compiler?

How do I install SDL2 on Fedora 33 on Eclipse Compiler? I've looked everywhere for resources and I couldn't find anything. ... not solve the error so I am looking to install SDL2....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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118 views

1 answer

python - Binary classification with softmax activation always outputs 1

Sorry for the quality of the question but a beginner here , I was just trying my luck with titanic dataset, but it ... am stuck result = tf.nn.softmax(model(train)) print(result)...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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225 views

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reactjs - Is this the correct way to change a Firestore document with a button next to it?

This is a portion of the code to a react.js chat app. 'Lumens' are upvotes. Every message generates a new document which is sorted ... text}</p> </div> </>) } Thanks for any help....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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181 views

1 answer

Stop if else loop when the condition is met using React Native

I'm trying to fetch data using Nutritionix API and do a looping until the condition is met inside the function. ... running+10; axiosPostExercise(); } }) } axiosPostExercise();...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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405 views

1 answer

javascript - vega-lite and vuejs - dismiss tooltip

I'm drawing a bar chart with vega-lite in a Vue.js SPA. The encoding section of the main data layer looks like ... the default tooltip) and may not even solve my problem. Thanks....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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143 views

1 answer

python - Plotting number of texts through time

I am trying to plot the frequency through time of a dataset. Date Col1 Col2 Label 0 2020-05-28 It is not true that ... at these steps and tell me if I am doing something wrong?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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374 views

1 answer

web - Is it possible to track an audio event in Twilio?

Hi would like to know if for example my own audioTrack is muted and I started speaking while muted it can return ... Any hints in obtaining the audio speaking event would be great....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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147 views

1 answer

How to get content of array from C++ dll in C#

I want to use functions from DLL in C++ with C#. I store string data in a vector. My C++ file contains: #include ... is optimal. if you have other solution I'm ready. Please help....

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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170 views

1 answer

javascript - why cordova dont save jspdf?

the code works only by starting it from the browser, while in the phone the button does not generate pdf ... I state that I ... script src="js/index.js"></script> </HTML> </strike>...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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191 views

1 answer

php - I want to use the regex_replace only for the first character (phone number)

I want to use the regex_replace or regexp_extract only for the first character (phone number). For example: 89265558855 ... replace I have +7926555+7+755 replace all 8 numbers...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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259 views

1 answer

java - Fail to get remote data (passive mode, TLS implicit, client certificate + login/pwd authentication)

I try to connect with a FTP server with apache-commons-net-3.7.2 (implicit TLS, double factor authentication with client ... QUIT REIN REST RETR RMD RNFR RNTO SITE SIZE SMNT STA...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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221 views

1 answer

How to implement "lowercase" in an ElasticSearch query?

I am trying to implement lowercase functionality in ElasticSearch. According to their API docs here https://www.elastic.co/ ... suggestions about how I can fix this query? Thanks!...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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236 views

1 answer

spring - move validation to the JPQL query level

I am looking for a way to move the validation method from Service to Repository One Picture has one ... IS NOT NULL ") Picture filterPictureWherePictureDataIsNotNull (); }...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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296 views

1 answer

javascript - How to make work my mobile menu bar 'display : none' 'display : block'

I've a navigation menu which dissappears when the breakpoint is 640px and an icon appears. When I click on this icon my menu ... <div class="contacts-a">Contacts</div></a> </div>...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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258 views

1 answer

Using Limit with group_contact in MySQL 5

Good morning guys, I have a question: I have the following sample SQL: group_concat( DISTINCT `mvu5877_anuncios_photos`.`image` ... MySQL 5.7.32 the syntax error. Any suggestion?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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240 views

1 answer

node.js - Nginx + React Router and proxy_pass

Does someone know how to set proxy_pass to exact path. I have React app that works with node server. const express = require(' ... by url example2.com/build/.......js Any clues?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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258 views

1 answer

python 3.x - django not displaying error_messages in forms

i am new to django and i have this form i am working on i have tried everything possible i cant seem to display the form ... </div> </form> </div> please what i my doing wrong...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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188 views

1 answer

C++ Can I return iterator on a local vector from a method?

I have this method: route_departure_const_iterator departure_at(platform_route_const_reference pr, packed_time tm) { std::vector< ... ???? Thanks a lot for help!...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

0 votes

304 views

1 answer

Calculating loss area of elevation classes in Google Earth Engine

I would like to calculate the loss area in a certain elevation class in GEE. When I run code 1 below, it gives ... is it possible to write a function for this calculation in GEE?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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292 views

1 answer

python - Trying to convert list of dictionaries to a pandas dataframe

I am trying to convert a list of dictionaries to a pandas dataframe like in the stackoverflow post here, however for ... , 'base_stamina', 'form', 'pokemon_id', 'pokemon_name'])...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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699 views

1 answer

streaming to youtube with ffmpeg

I am trying to stream to youtube but the stream health says no data. ffmpeg -threads:v 2 -threads:a 8 -filter_threads 2 ... data is being sent over. What is causing this to fail?...

asked Feb 19, 2021 in Technique[技术] by 深蓝 (71.8m points)

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